books.google.com - This book reveals a synchronic representation of 15th century English language, as it was locally spoken and weritten in Anglo-Norman England of the London area in the years 1430-1480....https://books.google.com/books/about/A_Medieval_English_Latin_Dictionary.html?id=W3coAQAAIAAJ&utm_source=gb-gplus-shareA Medieval English-Latin Dictionary